AI Agent Builders and Automation Platforms
Agent builders combine workflow automation with AI reasoning, allowing anyone to create assistants that act across apps, data, and APIs. These platforms range from no-code visual builders for simple chatbots to enterprise orchestration systems that connect multiple large language models and services.
Whether you are automating research, building a customer assistant, or creating a workflow that links multiple tools together, these platforms help you move from idea to execution without needing advanced programming skills.
| Platform | Description | Key Features | UK Pricing (GBP/mo) | Link |
|---|---|---|---|---|
| MindStudio | No-code agent builder with visual flow design and over 100 templates for rapid deployment. | Multi-model support (OpenAI and Anthropic); spend limits; extensible with custom code. | Free (1K runs); £15 (Starter plus usage) | mindstudio.ai |
| Gumloop | Workflow automation tool that connects apps through AI-driven logic and decision-making. | Node-based editor; intelligent task branching; 100 free tasks per month. | Free; £8 (Starter) | gumloop.com |
| Relay.app | Human-in-the-loop automation platform for business workflows with Slack and email triggers. | Custom actions; analytics dashboard; unlimited runs on Pro tier. | £10 (Pro) | relay.app |
| Stack AI | Enterprise-grade agent orchestration platform for complex LLM chains and secure deployments. | Drag-and-drop workflow builder; audit tools; integrated API gateway. | Custom (starts around £77) | stack-ai.com |
| Voiceflow | Conversational design platform for creating voice and chat agents across major ecosystems. | Visual design canvas; A/B testing tools; free prototyping tier. | Free; £35 (Pro) | voiceflow.com |
| Microsoft Copilot Studio | Low-code environment for building agents inside Microsoft Power Platform and Azure ecosystems. | Adaptive cards; governance controls; 25 turns free per user. | £15/user (add-on) | copilotstudio.microsoft.com |
| Salesforce Agentforce | CRM-focused agent system built into Salesforce, powered by Einstein and live company data. | Prompt templates; grounded data access; per-user deployment. | £19/user (add-on) | salesforce.com/agentforce |
| Botpress | Open-core conversational agent framework supporting NLU, integrations, and full customisation. | Studio editor; flexible cloud hosting; unlimited projects on Pro. | £46 (Plus) | botpress.com |
| Lyzr Agent Studio | Multi-agent system for cloud or edge deployment with pre-built personas and monitoring tools. | Real-time collaboration; analytics; generous free tier. | Free; £20 (Pro) | lyzr.ai |
| Devin AI | Autonomous developer agent capable of coding, debugging, and deploying entire applications. | Browser and IDE integration; live debugging; invite-only beta access. | £38 (Pro) | cognition-labs.com/devin |